Error: Unresolved inclusion: "altera_avalon_uart_regs.h" in Eclipse® project - Error: Unresolved inclusion: "altera_avalon_uart_regs.h" in Eclipse® project Description Due to issues in eclipse® compiler, it is not able to update the indexer. While including "altera_avalon_uart_regs.h". in a C or Cpp project, the compiler shows the following error message: Multiple markers at this line - Unresolved inclusion: "altera_avalon_uart_regs.h" - fatal error: altera_avalon_uart_regs.h: No such file or directory Resolution To overcome this issue, you need to refresh the indexer by following the steps below: 1- Right click the application folder 2- Go to Index 3- Select Rebuild 4- If step 3 couldn’t help, select freshen All file Custom Fields values: ['novalue'] Troubleshooting 1507160675 False ['novalue'] ['FPGA Dev Tools Quartus II Software'] novalue 18.0 ['Programmable Logic Devices'] ['Nios® II Embedded Design Suite (EDS)'] ['novalue'] ['novalue']